Quarter Growth rate same period previous year 2006-01-01 3.9 2006-04-01 4.6 2006-07-01 5.1 2006-10-01 5.2 2007-01-01 5.0 2007-04-01 3.6 2007-07-01 2.8 2007-10-01 2.3 2008-01-01 2.9 2008-04-01 4.0 2008-07-01 5.4 2008-10-01 6.5 2009-01-01 5.0 2009-04-01 3.0 2009-07-01 1.3 2009-10-01 -0.6 2010-01-01 -0.9 2010-04-01 -0.7 2010-07-01 -0.3 2010-10-01 0.5 2011-01-01 1.7 2011-04-01 2.3 2011-07-01 3.0 2011-10-01 4.0 2012-01-01 3.4 2012-04-01 3.1 2012-07-01 2.6 2012-10-01 1.9 2013-01-01 2.4 2013-04-01 2.4 2013-07-01 2.4 2013-10-01 2.2 2014-01-01 2.0 2014-04-01 2.0 2014-07-01 2.1 2014-10-01 1.9 2015-01-01 1.4 2015-04-01 1.3 2015-07-01 1.2 2015-10-01 1.2 2016-01-01 1.4 2016-04-01 1.6 2016-07-01 1.7 2016-10-01 1.9 2017-01-01 2.0 2017-04-01 2.2 2017-07-01 2.2 2017-10-01 1.9 2018-01-01 1.7 2018-04-01 1.7 2018-07-01 1.8